CVE-2025-14436

The Brevo for WooCommerce plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the ‘user_connection_id’ parameter in all versions up to, and including, 4.0.49 due to insufficient input sanitization and output escaping. This makes it possible for unauthenticated attackers to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

The following products are affected by CVE-2025-14436 vulnerability.

Here, you will find a curated list of external links that provide in-depth information to CVE-2025-14436.

URL	Resource
https://plugins.trac.wordpress.org/browser/woocommerce-sendinblue-newsletter-subscription/trunk/src/managers/admin-manager.php#L59
https://plugins.trac.wordpress.org/browser/woocommerce-sendinblue-newsletter-subscription/trunk/src/views/admin_menus.php#L728
https://plugins.trac.wordpress.org/browser/woocommerce-sendinblue-newsletter-subscription/trunk/woocommerce-sendinblue.php#L164
https://plugins.trac.wordpress.org/browser/woocommerce-sendinblue-newsletter-subscription/trunk/woocommerce-sendinblue.php#L171
https://plugins.trac.wordpress.org/browser/woocommerce-sendinblue-newsletter-subscription/trunk/woocommerce-sendinblue.php#L188
https://plugins.trac.wordpress.org/changeset/3434903/woocommerce-sendinblue-newsletter-subscription
https://www.wordfence.com/threat-intel/vulnerabilities/id/670f4e26-75c9-40cd-8088-2fa4c40f6feb?source=cve